diff options
-rw-r--r-- | tex/context/base/lpdf-fld.lua | 30 |
1 files changed, 20 insertions, 10 deletions
diff --git a/tex/context/base/lpdf-fld.lua b/tex/context/base/lpdf-fld.lua index 9445333d7..590aee1ab 100644 --- a/tex/context/base/lpdf-fld.lua +++ b/tex/context/base/lpdf-fld.lua @@ -191,6 +191,8 @@ local pdfdocencodingvector, pdfdocencodingcapsule -- a glyph is not in the vector, it is still visible -- as it is taken from some other font. Messy. +-- To be checked: only when text/line fields. + local function checkpdfdocencoding() report_fields("adding pdfdoc encoding vector") local encoding = dofile(resolvers.findfile("lpdf-enc.lua")) -- no checking, fatal if not present @@ -269,7 +271,7 @@ end local function registerfonts() if next(usedfonts) then - checkpdfdocencoding() + checkpdfdocencoding() -- already done local d = pdfdictionary() local pdffonttype, pdffontsubtype = pdfconstant("Font"), pdfconstant("Type1") for tag, name in next, usedfonts do @@ -650,9 +652,11 @@ end -- finish -local collected = pdfarray() +local collected = pdfarray() +local forceencoding = false local function finishfields() + local sometext = forceencoding for name, field in next, fields do local kids = field.kids if kids then @@ -662,6 +666,10 @@ local function finishfields() if opt then pdfflushobject(field.optnum,opt) end + local type = field.type + if not sometext and (type == "text" or type == "line") then + sometext = true + end end for name, field in next, radios do local kids = field.kids @@ -674,18 +682,20 @@ local function finishfields() end end if #collected > 0 then - checkpdfdocencoding() - usedfonts.tttf = fontnames.tt.tf local acroform = pdfdictionary { NeedAppearances = true, - Fields = pdfreference(pdfflushobject(collected)), - DR = pdfdictionary { + Fields = pdfreference(pdfflushobject(collected)), + CO = fieldsetlist(calculationset), + } + if sometext then + checkpdfdocencoding() + usedfonts.tttf = fontnames.tt.tf + acroform.DA = "/tttf 12 Tf 0 g" + acroform.DR = pdfdictionary { Font = registerfonts(), Encoding = pdfdocencodingcapsule, - }, - CO = fieldsetlist(calculationset), - DA = "/tttf 12 Tf 0 g", - } + } + end lpdf.addtocatalog("AcroForm",pdfreference(pdfflushobject(acroform))) end end |